Articles tagged with Human Genome Sequencing
Researchers have created a quicker and more accurate method for assembling genome sequences by measuring DNA segment interactions and using their three-dimensional shape as a guide. This technique has been used to place previously unaccounted for DNA fragments in the human genome, improving genome assembly accuracy.
Researchers sequenced the whole genome of desert poplar, revealing genetic mechanisms underlying its salt stress tolerance. The study provides new insights for breeding salt-tolerant cultivated poplars.
The study provided evidence of stress-responsive genes and anaerobic metabolism in whales, which helped them adapt to ocean environments. The researchers also found that baleen-forming genes were pseudogenes in whales, suggesting a unique evolutionary path.
Researchers analyzed 21,309 Chinese individuals and identified only two independent low-frequency coding variants with moderate effect on disease risk. These findings suggest that the overall genetic risk for psoriasis is largely driven by other factors, contradicting previous assumptions about the role of coding variants.
A new computational method, LACHESIS, has been developed to quickly assign, order and orient DNA sequencing information along entire chromosomes. This approach can validate chromosomal abnormalities in cancer research and pave the way for low-cost, high-quality genome assemblies.
The 8th International Conference on Genomics (ICG-8) brought updates on research using affordable genomics technologies, focusing on personalized medicine, computer breeding, and open platforms. Researchers discussed disease mysteries and explored the potential of clinical trans-omics for eliminating threats.
Researchers from Baylor College of Medicine and the CHARGE consortium successfully sequenced DNA of over 14,000 individuals using next-generation sequencing. The large-scale cloud-based analysis enables access to an expansive network of genomic data for international collaboration.
The study provides an invaluable resource for big cat conservation by sequencing the genomes of tigers, lions, leopards, and domestic cats. Key findings include genetic similarities between big cats and humans, as well as unique adaptations to high-altitude environments.
Researchers at UC Santa Barbara develop new algorithm MSP that assembles genomes with extreme efficiency, reducing memory consumption by two-thirds. The new method enables faster and more efficient processing of large genomic datasets, paving the way for smaller, less expensive clusters to assemble large genomes.
The National Human Genome Research Institute has awarded grants to eight research teams to explore nanopore-based DNA sequencing technology. This approach involves threading single DNA strands through tiny pores, allowing for real-time sequencing of individual molecules at low cost.
Researchers identified two groups of individuals distinguished by the richness of their gut microbiota, with those having a poor gut microbiome being more likely to experience obesity and related metabolic issues. The study also found that certain bacterial species may play a protective role against weight gain.
A team of researchers from BGI Shenzhen has made a groundbreaking genetic discovery in sorghum, revealing the crop's vast genetic variation and complex domestication history. The study provides a valuable resource for the genetic improvement of sorghum and other grass species.
A new software tool, DeNovoGear, uses statistical probabilities to identify and validate genetic mutations. This improves the diagnosis and treatment of mutation-related diseases, including pediatric diseases and cancer research.
Researchers at Kansas State University have identified a PHS gene in wheat that prevents preharvest sprouting, a major cause of crop loss. The discovery provides a potential solution for the $1 billion annual industry losses associated with white wheat production.
The Chinese alligator genome has been sequenced, revealing adaptations for living in both water and land habitats and providing insights into the species' unique features. The study also sheds light on temperature-dependent sex determination and immune system development.
Researchers discovered 20 million base pairs of genetic sequence hidden in centromeres, a key finding that could aid in mapping the human genome. Latino genomes proved uniquely powerful in filling in uncharted regions due to their African ancestry.
The NIH has reached an agreement with the Lacks family to allow controlled access to the whole genome data of HeLa cells, a valuable reference tool for researchers. The policy respects the family's wishes while enabling scientific progress and includes public acknowledgement of their contribution.
A new study using whole genome sequencing identifies 19% of deleterious de novo mutations and 31% X-linked or autosomal inherited alterations in autism spectrum disorder. The findings also reveal genetic variants in several risk genes, including CAPRIN1, AFF2, VIP, SCN2A, KCNQ2, NRXN1, and CHD7.
Researchers sequenced the genome of a 700,000-year-old horse fossil, revealing that all modern horses originated around 4.0-4.5 million years ago. The study also found evidence of demographic fluctuations in horse populations over the past two million years.
Researchers have sequenced the duck genome and conducted transcriptomic studies to understand the interactive mechanisms between the host and influenza viruses. The study identified novel genes not present in other birds and found alterations in gene expression patterns in response to avian influenza viruses.
Scientists have successfully sequenced the genome of white spruce, a crucial step towards developing innovative tools for tree breeding. The massive genome assembly will contribute to reducing breeding cycles from 25 years to just five years, enhancing the competitiveness of Canada's and Scandinavian forest industries.
Researchers have decoded the genome of Tibetan antelopes, revealing genetic factors associated with high-altitude adaptation. The study found that gene categories involved in energy metabolism play a crucial role in the species' survival at extreme elevations.
Researchers sequenced soft-shell turtle and green sea turtle genomes to study evolutionary history and development of unique anatomical features. They found evidence that turtles diverged from archosaurians around 267.9-248.3 million years ago and developed superior olfaction ability.
The completed zebrafish genome reveals 70% of human protein-coding genes have zebrafish counterparts, highlighting the model organism's potential for human disease research. The study also identifies unique features, such as high repeat content and chromosomal regions influencing sex determination.
Researchers have sequenced the wild rice genome, revealing the silencing of retrotransposons and massive internal deletions that led to its compact genome. The study also found expanded gene families in cultivated rice due to tandem duplications and gene movements.
The Chinese tree shrew genome sequencing provides new insights into facilitating biomedical researches, particularly in studying hepatitis C virus and depression. The study reveals that tree shrews have a higher brain to body mass ratio than humans and share genetic features with primates.
Researchers sequenced the rock pigeon genome, revealing its evolutionary secrets and genetic diversity. The study found that major breed groups originated in the Middle East and that a specific gene controls the development of head crests.
Researchers at Karolinska Institutet have identified the DNA sequences that bind to over 400 proteins controlling gene expression, representing half of all human transcription factors. This discovery provides a valuable resource for furthering our understanding of the human genome and its role in disease development.
The first genomic sequence of Chinese plum (Prunus mume) has been completed, providing a valuable resource for improving fruit trees. The genome sequence reveals important genetic information for understanding the evolution and diversity of Rosaceae family.
Researchers sequenced the genomes of two bat species to understand genetic mechanisms underlying flight and immunity. The study found unique changes in genes related to DNA damage repair and innate immune system, which may have evolved to minimize negative effects of reactive oxygen species generated during flight.
Researchers discovered rare genetic variants in genes related to blood pressure regulation also influence sensitivity to pain. The study suggests existing blood pressure treatments could be used to control chronic pain, offering a new approach to pain relief.
Researchers reconstructed giant panda's continuous population history from origin to present, revealing global climate change as primary driver of fluctuations. Human activities likely underlie recent population divergence and decline, with local adaptations identified in sensory system genes.
Researchers at the University of Liverpool have deciphered the genetic code of wheat, enabling breeders to produce varieties with disease resistance and drought tolerance. The team's breakthrough analysis of over 90,000 genes will help farmers adapt to changing environmental conditions.
The study provides a high-quality genome sequence of an East-Asia watermelon cultivar and resequencing of 20 watermelon accessions, shedding light on the molecular basis of disease resistance and evolutionary history. The results reveal clusters of resistance genes and tandem duplications as potential evolutionary bases for these traits.
Researchers have identified over 700 novel proteins in the herpesvirus genome, many of which are surprisingly small and complex. This discovery provides new insights into the biology of the herpesvirus and highlights the importance of analyzing the products actually produced from the genome.
The 1000 Genomes Project has sequenced 1,092 human genomes, providing a genetic guidebook to help researchers interpret genetic changes in people with disease. The study found that rare gene variants are restricted to specific geographic regions and can be used to identify individuals at risk of certain conditions.
A multinational team of scientists has sequenced 1,092 human genomes to determine the standard range of human genetic variation. This will enable biologists and physicians to interpret a patient's disease genome in a broader context, leading to better understanding and targeted treatment.
The 1000 Genomes Project Consortium has successfully constructed an integrated map of genetic variation from 1,092 human genomes, capturing up to 98% of variants at 1% frequency. BGI contributed sequencing and bioinformatics expertise to the project, providing powerful approaches for researchers to conduct disease studies.
Researchers identify 60,000 T2D-associated metagenomic markers in Chinese patients and develop a new classification system using metagenomic linkage groups. Healthy individuals have higher butyrate-producing bacteria, while T2D patients show an increase in opportunistic pathogens.
Researchers sequenced and assembled the Pacific oyster genome, uncovering extensive genes that enable oysters to adapt to environmental stresses. The study also revealed a complex mechanism for shell formation, with diverse proteins playing important roles in matrix construction and modification.
The National Human Genome Research Institute (NHGRI) has awarded $19 million in grants to harness nanoscale technologies to dramatically reduce the cost of DNA sequencing. The goal is to address challenges such as speed, accuracy, and price, enabling widespread use of genomics in research and clinical care.
The ENCODE Project presents new genomic insights on gene regulation, including detailed annotations of the genome and analysis of long non-coding RNAs. The project sheds light on co-transcriptional splicing and the evolution of microRNAs, offering a comprehensive understanding of human gene function.
The Genome 10K project has released the medium ground finch genome, allowing for investigation of trait evolution and potential conservation efforts. The genome provides a unique model for studying evolutionary changes and has been linked to dialectic patterns in bird songs.
The medium ground finch's genome has been sequenced, allowing researchers to study the genetics of trait evolution and vocal learning. The data also have implications for conservation efforts and will aid in population studies.
Researchers identified NMNAT1 mutations as a cause of Leber congenital amaurosis, a leading cause of inherited blindness in children. The study provides important evidence for gene therapy targeting NMNAT1.
Researchers sequenced the salt cress genome, identifying genes that contribute to its high salt tolerance. The study sheds light on the genetic characteristics underlying plant stress tolerance, with potential applications for agricultural crop improvement.
A new algorithm developed by MIT and Harvard researchers drastically reduces the time it takes to find a particular gene sequence in a database of genomes. The more genomes it's searching, the greater the speedup it affords.
The yak genome provides new insights into high-altitude adaptation, with distinct gene expansions related to sensory perception and energy metabolism. The study also identified genes that may play important roles in regulating body response to hypoxia and optimizing energy from poor foods.
The completed bonobo genome reveals evolutionary relationships with chimpanzees and humans, differing by approximately 1.3% from both species. Analysis suggests a clean split between bonobos and chimpanzees, supporting the hypothesis that the formation of the Congo River separated their ancestors.
Recent advances in nanopore sequencing, developed by Stuart Lindsay, demonstrate improved DNA reads and can pinpoint individual bases with greater than 90% accuracy. This technology has the potential to become ubiquitous at a cost below $1000 per genome.
The lobSTR algorithm accelerates DNA profiling by accurately analyzing over 100,000 short tandem repeats in a single day. This innovation opens up new research opportunities in medical genetics, population genetics, and forensics.
Researchers identified a previously unknown mutation in a sodium channel protein as the likely cause of a rare and severe form of epilepsy. The discovery provides emotional relief to the patient's family, who had been searching for answers.
A team of researchers at New York University's Courant Institute of Mathematical Sciences has developed a method to test the efficacy of genome sequencing technologies. The study, published in PLOS ONE, employed a feature-response curve procedure to evaluate the accuracy of various assembly algorithms and shotgun approaches. While some...
The NHGRI Genome Sequencing Program will prioritize medical applications and rare inherited diseases over the next four years, with a $416 million investment. The program aims to identify genetic causes of Mendelian disorders and accelerate diagnosis and treatment.
Researchers sequenced the genomes of two non-human primate species, Chinese rhesus macaque and cynomolgus, and compared them with a previously sequenced Indian rhesus macaque. The study reveals abundant genetic heterogeneity among the three macaques, which may facilitate biomedical analysis and application.
A genomic map of constrained elements in 29 mammals reveals new insights into the development of species and the importance of genetic conservation. The study identified 3,788 candidate new exons and found possible functions for about 60 percent of DNA bases.
Scientists have sequenced the entire genome of the Black Death, revealing a direct ancestor that causes modern plagues worldwide. The study provides insights into the evolution of human pathogens and historical pandemics.
Researchers have sequenced the naked mole rat genome, revealing genes related to its exceptional traits such as longevity, cancer resistance, and low oxygen tolerance. The study identified stable gene expression of TERT and tumor suppressor p16Ink4a, which may contribute to NMR's longevity mechanism and cancer resistance.
The study of 17 mouse strains reveals a range of genetic variation, with over 700 biological traits affected by mutations. The findings advance understanding of human disease and evolution, providing a critical resource for researchers.
A new mouse genetic blueprint accelerates human genetics research by identifying 56.7 million unique sites of variation associated with over 700 biological differences, including markers for diseases such as diabetes and heart disease.